#184D39
Closest named color: Dark Blue Green (#005249). oklch(37.9% 0.066 164.7), rgb(24, 77, 57).
Aa
White text reads best on this color (9.72:1).
About this color
#184D39 is a dark, muted green. In OKLCH its lightness is 38%, its chroma 0.066 and its hue 165°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.026 away. White text reads best on it, at 9.72:1.
| Hue family | Greens |
| Lightness | dark (38%) |
| Chroma | muted (0.066) |
| Temperature | in between |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.15:1 |
| White text | 9.72:1 |
Values
| HEX | #184D39 |
| RGB | rgb(24, 77, 57) |
| HSL | hsl(157, 52%, 20%) |
| OKLCH | oklch(37.9% 0.066 164.7) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #184D39 | 9.72:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #184D39 | 2.15:1 | Fails | Lc 11.6 | Not readable |
| #184D39 text on white | 9.72:1 | AAA | Lc 92.3 | Preferred for body text |
| #184D39 text on black | 2.15:1 | Fails | Lc -10.1 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 900.
-
Step 50
50
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E2EDE7
oklch(93.6% 0.014 162.5)
-
Step 200
200
#C9DFD4
oklch(88.4% 0.028 164.3)
-
Step 300
300
#A4CBB9
oklch(80.9% 0.049 165.4)
-
Step 400
400
#70B194
oklch(70.8% 0.08 164.4)
-
Step 500
500
#449D7A
oklch(63.2% 0.101 164.8)
-
Step 600
600
#1A8763
oklch(55.6% 0.109 165)
-
Step 700
700
#057252
oklch(49% 0.101 165.2)
-
Step 800
800
#0E5D43
oklch(42.6% 0.084 164.9)
-
Step 900
900 (this color)
#184D39
oklch(37.9% 0.066 164.7)
-
Step 950
950
#102D21
oklch(27.1% 0.042 164)
#184D39 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #4B4738 | 0.065 |
| Deuteranopia (no green cones) | #44423A | 0.062 |
| Tritanopia (no blue cones) | #004D47 | 0.024 |
| Achromatopsia (no color) | #444444 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #184D39
#184D39
oklch(37.9% 0.066 164.7)
- #5B334A
#5B334A
oklch(37.9% 0.066 345.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #184D39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.026
- Evergreen #05472A ΔE 0.032
- Dark Teal #014D4E ΔE 0.036
- Pine Green #0A481E ΔE 0.043
- Dark Slate Gray #2F4F4F ΔE 0.046
- Deep Teal #00555A ΔE 0.053
- Charcoal #264653 ΔE 0.059
- British Racing Green #05480D ΔE 0.060
Use #184D39 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.